Vizio VX20LHDTV User Manual page 52

VlZlOVX20LHDTV UserManual
Power is ON but no screen
image.
Make sure the video cable supplied with the TV is secured to the correct video
output port on the back of the VCR and the TV. Make any cable you have attached
to the TV is secured to the correct output your Set-Top Box, DVD, etc.
Adjust brightness and contrast.
Check Source settings.
Wrong or abnormal colors If any colors (red, green, or blue) are missing, check the video cable to make sure it
appear, is securely connected.
Control buttons do not work. Press only one button at a time.
Remote Control does not Make sure batteries are inserted correctly
work. Batteries could be weak.
Make sure you have selected TV on the remote.
There appears to be image For best image quality, view HD wide screen programs where possible. If HD
quality issues, content is not available view "Standard Definition" from a digital source. Standard,
analog TV will always be noticeably inferior to HD because your digital flat panel TV
has video that is many times better than old TV's and so you can see interference
and deficiencies you did not know you had.
You cannot see a picture.
You see a distorted picture or
hear unusual sound.
The picture has abnormal
patterns.
The display image does not
cover the entire screen.
You can see a picture but you
cannot hear sound.
The TV has pixels that are
always dark or colored.
You see "noise" or "trash" on
the screen.
You switch to a different input
and the volume changes.
Make sure that the power cord is plugged into a grounded electrical outlet.
Make sure that the power button is turned on.
Make sure that the selected input source is connected to a working input source.
If your TV is connected to your computer in RGB or HDMI mode, press any key on
your keyboard to "wake" your computer.
You may be getting interference from electrical appliances, cars, motorcycles, or
fluorescent lights. If you have not mounted it on the wall, try moving your TV to
another location to see if this is the cause of the problem.
Make sure that the input source cable is attached securely and correctly to the back
of your TV.
Make sure that the video input source is within the range of your TV. Compare the
video input source's specifications with your TV specifications.
If you are using RGB mode, make sure that H Size and V Position in the On Screen
Display (OSD) are set correctly.
If you are using TV, AV-C, AV-S or Component with 480i input, use the WIDE button
on the remote control to scroll through various screen modes.
Make sure that the volume is not turned down.
Make sure that the sound is not muted.
Make sure that your audio input source cables are connected securely and correctly.
Your LCD HDTV is manufactured using an extremely high level of precision
technology, however, sometimes some pixels of your LCD HDTV may not display.
Pixel defects within industry specifications are inherent to this type of product and do
not constitute a defective product.
When your LCD HDTV's digital capabilities exceed a digital broadcast signal, the
signal is up-converted (increased) to match your TV's display capabilities. Up-
converting can cause noise or trash.
The TV remembers the volume level from the last time you adjusted it. If the sound
level is higher or lower from another source, then the loudness will change.
You switch to a different input The TV remembers the viewing mode from the last time you used a particular input
and the screen size changes. (AV-C, AV-S, Component, HDMI and TV).
Version 5/4/2007 52
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